6415043530 has 64 divisors (see below), whose sum is σ = 13904732160. Its totient is φ = 2081657664.

The previous prime is 6415043491. The next prime is 6415043533. The reversal of 6415043530 is 353405146.

It is a junction number, because it is equal to n+sod(n) for n = 6415043492 and 6415043501.

It is not an unprimeable number, because it can be changed into a prime (6415043533) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2024007 + ... + 2027173.

It is an arithmetic number, because the mean of its divisors is an integer number (217261440).

Almost surely, 2^6415043530 is an apocalyptic number.

6415043530 is an abundant number, since it is smaller than the sum of its proper divisors (7489688630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6415043530 is a wasteful number, since it uses less digits than its factorization.

6415043530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4723.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 6415043530 is about 80093.9668764134. The cubic root of 6415043530 is about 1858.0891009955.

Adding to 6415043530 its reverse (353405146), we get a palindrome (6768448676).

The spelling of 6415043530 in words is "six billion, four hundred fifteen million, forty-three thousand, five hundred thirty".